MPE/iX Error Messages Manual Vol 3 (32650-90880)

Chapter 2 69
Error Messages Viii C 2
HPIO Channel Manager
44 MESSAGE An asynchronous interrupt from a device
adapter card was detected, but no associated
DMA was found. The interrupt is treated as
being spurious in nature.
CAUSE Noisy signal from the CIO bus connector cable.
ACTION Check the CIO bus connector cable and replace if
necessary.
46 MESSAGE A spurious timer event message was received
without an associated request info block. The
timer event was discarded, assuming it to be
spurious in nature.
CAUSE Software race condition with the timer subsystem.
ACTION No action required.
51 MESSAGE A request to enable parity checking for a
device adapter card must be denied, because
this version of the channel does not support
parity.
CAUSE CIO channel adapter hardware version does not support
parity checking.
ACTION No action required.
129 MESSAGE The CIO-specific third-level interrupt
handler failed to send an interrupt event
notification message to the associated
CHANNEL ADAPTER MANAGER.
CAUSE Interrupt Completion List has been corrupted.
ACTION Take a system dump for analysis.
150 MESSAGE The CHANNEL ADAPTER MANAGER has been set to a
"BROKEN" state by the diagnostic subsystem.
In this state, the channel adapter hardware
is assumed to be broken, such that no I/O
transaction can be successfully completed.
CAUSE The CIO channel adapter hardware is broken.
ACTION Refer to the diagnostic subsystem or replace the CIO
channel adapter hardware.
151 MESSAGE The CHANNEL ADAPTER MANAGER has received an
event message for which an action procedure
is not known. This generally occurs during
anomalous manager state transitions, such as
powerfail recovery.
CAUSE Software error reported.
ACTION No action required.